These are song lyrics (The Call- By Regina Spektor) that I would really love to have translated! Just a general translation.  It can be formal or informal. Please Help!

asnwer:

暗いホリゾントに星を選ぶすることで光が付いて行きます。
kurai horizonto ni hoshi wo erabu suru koto de hikari tsuiteikimasu.

kurai — dark, gloomy, unclear, unfamilar, unknown, depressed, sorrowful

horizonto — horizon

ni- in, on, at, (target particle)

hoshi — star

wo — direct object particle

erabu — to choose, select (noun)

suru — to do, can converts noun into verbs

koto — generic noun, matter, thing, incident; occurrence; event; circumstances; situation;

de — means, method, or instruments; place of action particle

hikari — light

tsuiteikimasu — ~masu/polite form of tsuiteiku, to accompany, to follow.